_:b56482797	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56482796	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/f2603d2893999eedb199e31c102dc357da352eb2/2> .
_:b56482796	<http://www.w3.org/ns/oa#hasSelector>	_:b56482797 .
_:b56482797	<http://www.w3.org/ns/oa#exact>	"concentrations" .